// Provide a default path to dwr.engine
if (dwr == null) var dwr = {};
if (dwr.engine == null) dwr.engine = {};
if (DWREngine == null) var DWREngine = dwr.engine;

if (LoginOut == null) var LoginOut = {};
LoginOut._path = '/dwr';
LoginOut.logout = function(callback) {
  dwr.engine._execute(LoginOut._path, 'LoginOut', 'logout', false, callback);
}